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Parker's NS series needle valve provides excellent speed control and shutoff for hydraulic applications where a free reverse-flow check is not needed.
California Residents: Prop-65 Warning
| Products | Needle option | Port Size | Seal Material | Knob Option |
|---|---|---|---|---|
| NS400S | Standard | 1/4" | Nitrile | Standard |
| NS600S | Standard | 3/8" | Nitrile | Standard |
| NS800S | Standard | 1/2" | Nitrile | Standard |
| NS1200S | Standard | 3/4" | Nitrile | Standard |
| NS1600S | Standard | 1" | Nitrile | Standard |
| NS400S4 | Fine Metering | 1/4" | Nitrile | Standard |
| NS600S4 | Fine Metering | 3/8" | Nitrile | Standard |
| NS400ST | Standard | 1/4" | Nitrile | Tamperproof |
| NS600ST | Standard | 3/8" | Nitrile | Tamperproof |
| NS800ST | Standard | 1/2" | Nitrile | Tamperproof |
| NS1200ST | Standard | 3/4" | Nitrile | Tamperproof |
| NS1600ST | Standard | 1" | Nitrile | Tamperproof |
| NS400S4T | Fine Metering | 1/4" | Nitrile | Tamperproof |
| NS600S4T | Fine Metering | 3/8" | Nitrile | Tamperproof |
| NS400SF | Standard | 1/4" | Nitrile | Finger Screw |
| NS600SF | Standard | 3/8" | Nitrile | Finger Screw |
| NS800SF | Standard | 1/2" | Nitrile | Finger Screw |
| NS1200SF | Standard | 3/4" | Nitrile | Finger Screw |
| NS1600SF | Standard | 1" | Nitrile | Finger Screw |
| NS400S4F | Fine Metering | 1/4" | Nitrile | Finger Screw |
| NS600S4F | Fine Metering | 3/8" | Nitrile | Finger Screw |
| NS400S-V | Standard | 1/4" | Fluorocarbon | Standard |
| NS600S-V | Standard | 3/8" | Fluorocarbon | Standard |
| NS800S-V | Standard | 1/2" | Fluorocarbon | Standard |
| NS1200S-V | Standard | 3/4" | Fluorocarbon | Standard |
| NS1600S-V | Standard | 1" | Fluorocarbon | Standard |
| NS400S4-V | Fine Metering | 1/4" | Fluorocarbon | Standard |
| NS600S4-V | Fine Metering | 3/8" | Fluorocarbon | Standard |
| NS400ST-V | Standard | 1/4" | Fluorocarbon | Tamperproof |
| NS600ST-V | Standard | 3/8" | Fluorocarbon | Tamperproof |
| NS800ST-V | Standard | 1/2" | Fluorocarbon | Tamperproof |
| NS1200ST-V | Standard | 3/4" | Fluorocarbon | Tamperproof |
| NS1600ST-V | Standard | 1" | Fluorocarbon | Tamperproof |
| NS400S4T-V | Fine Metering | 1/4" | Fluorocarbon | Tamperproof |
| NS600S4T-V | Fine Metering | 3/8" | Fluorocarbon | Tamperproof |
| NS400SF-V | Standard | 1/4" | Fluorocarbon | Finger Screw |
| NS600SF-V | Standard | 3/8" | Fluorocarbon | Finger Screw |
| NS800SF-V | Standard | 1/2" | Fluorocarbon | Finger Screw |
| NS1200SF-V | Standard | 3/4" | Fluorocarbon | Finger Screw |
| NS1600SF-V | Standard | 1" | Fluorocarbon | Finger Screw |
| NS400S4F-V | Fine Metering | 1/4" | Fluorocarbon | Finger Screw |
| NS600S4F-V | Fine Metering | 3/8" | Fluorocarbon | Finger Screw |
